The C.A. Technologies Techline TJR Glaze kit is intended to give finishers the option of being able to spray their glaze on the surface-great for shading or lay a bead of material with precision. The Glaze nozzle works without air and simply allows you to lay the smallest bead of material on your surface which is great for placing the glaze in raised door panels or special projects.The TJR-Glaze kit comes with a 250cc aluminum and 250cc plastic cup or you can get the TJR-Glaze-PPS with the 6 oz 3M PPS Cup System (TJR adapter along with 3 liners and lids included - additional liners and lids sold separately). Also included in the kit are the 0.5 mm and 1.2 mm needle and nozzle setups. This gun complies with all environmental regulations for HVLP.